20172521716

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{117282103}}^1$

素因数の和:117282150

約数の個数: 12

約数和(自身を含む): 36122888032

約数和(自身を除く): 15950366316

約数列:

[1, 2, 4, 43, 86, 172, 117282103, 234564206, 469128412, 5043130429, 10086260858, 20172521716]

約数ペア:

[(1, 20172521716), (2, 10086260858), (4, 5043130429), (43, 469128412), (86, 234564206), (172, 117282103)]